[Adjustable Sensitivity Levels] Our vibration alarm features 5 sensitivity settings, allowing you to customize the alert based on your needs. Defaulted to level 1, easily switch to levels 2-5 to detect minor to major impacts, ensuring optimal security. [High Volume Output] The vibration alarm has an impressive adjustable volume range, up to 130 dB. Whether you need alarms or loud warnings, this device can produce powerful sounds to attract attention in any situation. [Easy Installation with Peel and Stick] Designed for hassle-free installation, this vibration alarm can be securely adhered to any using its peel-and-stick backing, making it perfect for home, office, or on-the-go security. [Versatile Use Cases] Ideal for securing doors, , and valuables, this vibration alarm greatly enhances your security system. Perfect for homes, businesses, or as a personal safety device while traveling. [Discreet Alarm Design] The hidden alarm system for vibration alarm requires five consecutive button presses to shut down, adding an additional layer of security to prevent theft from shutting it down in a timely manner after triggering. Color:White Material:plastic Package Contents: 2 * anti-theft door and window alarms 4 * AAA batteries Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.